diff options
author | Christian Cunningham <cc@localhost> | 2022-01-23 12:59:27 -0700 |
---|---|---|
committer | Christian Cunningham <cc@localhost> | 2022-01-23 12:59:27 -0700 |
commit | 5bb02975ac5f541245af9b4f6c0be4ffaa2d8463 (patch) | |
tree | 6e101458a5d763cb3fd66d7dc0baeef409a81d47 /src/graphics | |
parent | bb09366a7cafeb8ab91b55b98f15934f0f512d47 (diff) |
Draw Exception info to screen
Diffstat (limited to 'src/graphics')
-rw-r--r-- | src/graphics/lfb.c | 20 |
1 files changed, 20 insertions, 0 deletions
diff --git a/src/graphics/lfb.c b/src/graphics/lfb.c index c3a3cac..20053bc 100644 --- a/src/graphics/lfb.c +++ b/src/graphics/lfb.c @@ -107,6 +107,26 @@ void lfb_showpicture(void) } } +void draw_cpixel(unsigned long lx, unsigned long ly, unsigned int c) +{ + unsigned char* ptr = lfb; + ptr += (gpitch*ly+lx*4); + *((unsigned int*)ptr) = gisrgb ? (unsigned int)((c&0xFF)<<16 | (c&0xFF00) | (c&0xFF0000)>>16) : c; +} + +void draw_cbox(unsigned long lx, unsigned long ly, unsigned char dx, unsigned char dy, unsigned int c) +{ + unsigned char* ptr = lfb; + ptr += (gpitch*ly+lx*4); + for(int y = 0; y < dy; y++) { + for(int x = 0; x < dx; x++) { + *((unsigned int*)ptr) = gisrgb ? (unsigned int)((c&0xFF)<<16 | (c&0xFF00) | (c&0xFF0000)>>16) : c; + ptr += 4; + } + ptr += gpitch - dx*4; + } +} + void draw_cbyte(unsigned char lx, unsigned char ly, unsigned char letter, unsigned int c) { unsigned int x, y; |